#列表
l_a = []
l_b = []
a = True if l_a is l_b else False
print(a)
d = True if l_a == l_b else False
print(d)
arr = [1,2,3,4,6]
for i,j in enumerate(arr):
  print(i,j)

arr2 = (1,2,3,4,5)
for i,j in enumerate(arr2):
  print(i,j)

dic1 = {"key1":"value1","key2":"value2","key3":"value3"}
print(type(dic1.keys()))
print(list(dic1.values()))

#用于判断两个集合是否包含相同的元素，如果没有返回 True，否则返回 False。
arr = {2,3,1,3,3,2}
arr1 = {1,5,7,8,9}
print(arr.isdisjoint(arr1))